TY - RPRT TI - Evidence for a force favouring GC over AT at short intronic sites in Drosophila simulans and D. melanogaster AU - Jackson, B. C. AU - Charlesworth, B. PY - 2021 DO - 10.1101/2021.02.16.431542 UR - https://www.biorxiv.org/content/10.1101/2021.02.16.431542v1 ID - 10.1101/2021.02.16.431542 ER -